Specification: Material: Aluminium Alloy. Color: Black. Size: Approx. 12x5.2cm/4.72x2.05inch. Light: LED + COB. Charging: USB Charging. Battery: Built-in 4000mAh Batteries(Included). Focus: Zoomable. Light Color: White, Yellow, Red. Mode: High, Low, Flashing, Slow Flashing. Note: There might be a few color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Includes: 1 Piece Flashlight. Better Material:The cover of the flashlight is made firm and sturdy aluminium alloy that can be used indoor and outdoor by us for a long time. Rechargeable: The lighting tool is USB rechargeable while it can also be used as a power bank for your other electronic device. Zoomable: By stretching the flashlights, we can change the lighting area by ourselves, which is suitable to be used for outdoor occasions like camping, night fishing and etc. Dual Light Sources: The electric torch is equipped with 2 lights, LED and COB, and features many lighting mode, which is useful. Warning Light: The side light has 3 light colors which are white, yellow and red, that can be used as warning lights, which is realiable.